package com.atguigu.day01;

public class Test9 {

    public static void main(String[] args) {
        double x = 100.8, y = 20.6;
        double add = x + y;
        System.out.println(add);
        double sub = x - y;
        System.out.println(sub);
        double mul = x * y;
        System.out.println(mul);
        double div = x / y;
        System.out.println(div);
    }

}
